****************************************************************** *STATA syntax code for the computation of index* *values with the Belgian value set (DCE and TTO)* ******************************************************************; gen disut_mo = . replace disut_mo = 0 if missing(disut_mo) & mobility == 1 replace disut_mo = 0.064271 if missing(disut_mo) & mobility == 2 replace disut_mo = 0.202842 if missing(disut_mo) & mobility == 3 gen disut_sc = . replace disut_sc = 0 if missing(disut_sc) & selfcare == 1 replace disut_sc = 0.045800 if missing(disut_sc) & selfcare == 2 replace disut_sc = 0.174355 if missing(disut_sc) & selfcare == 3 gen disut_ua = . replace disut_ua = 0 if missing(disut_ua) & activity == 1 replace disut_ua = 0.103775 if missing(disut_ua) & activity == 2 replace disut_ua = 0.281383 if missing(disut_ua) & activity == 3 gen disut_pd = . replace disut_pd = 0 if missing(disut_pd) & pain == 1 replace disut_pd = 0.156705 if missing(disut_pd) & pain == 2 replace disut_pd = 0.486659 if missing(disut_pd) & pain == 3 gen disut_ad = . replace disut_ad = 0 if missing(disut_ad) & anxiety == 1 replace disut_ad = 0.104553 if missing(disut_ad) & anxiety == 2 replace disut_ad = 0.330237 if missing(disut_ad) & anxiety == 3 gen disut_total = disut_mo + disut_sc + disut_ua + disut_pd + disut_ad gen EQ_index = . replace EQ_index = 1 - disut_total replace EQ_index = round(EQ_index, .001)